1Z0-023 考试回忆 11.20

at are xdyailable for the current session to a user?
　　
　　A. SESSION_PRIVS
　　B. DBA_SYS_PRIVS
　　C. DBA_COL_PRIVS
　　D. DBA_SESSION_PRIVS
　　
　　20. How does a DBA specify multiple control files?
　　
　　A. With the ADD CONTROLFILE command.
　　B. By using the files in the STARTUP command.
　　C. With the MULTIPLEX control file command.
　　D. By listing the files in the CONTROL_FILES parameter.
　　
　　21. Which dynamic view should a DBA query to obtain information about the different sections of the control file?
　　
　　A. V$CONTROLFILE
　　B. DBA_CONTROLFILE
　　C. V$CONTROLFILE_RECORD_SECTION
　　D. DBA_CONRTOLFILE_RECORD_SECTION
　　
　　22. What are two characteristics of the control file?
　　
　　A. It is a text file
　　B. It is a fixed size.
　　C. It should be multiplexed.
　　D. It is required to start the instance.
　　E. It must be updated at every log switch.
　　
　　23. Which two dynamic views can be queried when a database is started up in nomount state?
　　
　　A. V$SGA
　　B. V$LOGFILE
　　C. V$INSTANCE
　　D. V$CONTROLFILE
　　E. V$DATAFILE_HEADER
　　
　　24. Which

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